OpenTechnical

OT-2026-000036409

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036409) never changes.

Identity and time

Publication numberOT-2026-000036409 · never reused
Internal UUID01a0ae77-01d1-736c-b4f2-796432f5dd26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036409
StatusPUBLIC

Content hashes

Canonical text903e358bf68edfb5dbf36203019d9eb4e5558e4d8dad11666e3a09c0d48c0f2f
Markdowne0198bddbf39ddc83d5f2194f1e154f9af7bde0f073e9d66b9ae2a830b5a033f
PDF
Publication page0b4c32923ba6f3758161a6c5129512719495d1ed9f0218cbc5ddfc704aa62cb4
Manifest545b282a9183bd30ab63cfbde28eeb2106f757559e9c2ed8febab21b4c5c8efc

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturekuAXEivMXrYBp302b4Shbm5y2UTKqqKFlI4DKTW0v8Ta7EmA3UcQUXXgypNlXcGtApRvLTfk9uaQ3AyrC5aNBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:47.832304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036409
observed 0b4c32923ba6f3758161a6c512951271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.815771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036409/manifest.json
observed 545b282a9183bd30ab63cfbde28eeb21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.799619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036409/publication.md
observed e0198bddbf39ddc83d5f2194f1e154f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.782913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036409/publication.txt
observed 903e358bf68edfb5dbf36203019d9eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.